diff options
Diffstat (limited to 'pd/portmidi/pm_test/test.c')
| -rw-r--r-- | pd/portmidi/pm_test/test.c | 469 |
1 files changed, 0 insertions, 469 deletions
diff --git a/pd/portmidi/pm_test/test.c b/pd/portmidi/pm_test/test.c deleted file mode 100644 index ade8564d..00000000 --- a/pd/portmidi/pm_test/test.c +++ /dev/null @@ -1,469 +0,0 @@ -#include "portmidi.h"
-#include "porttime.h"
-#include "stdlib.h"
-#include "stdio.h"
-#include "string.h"
-#include "assert.h"
-
-#define INPUT_BUFFER_SIZE 100
-#define OUTPUT_BUFFER_SIZE 0
-#define DRIVER_INFO NULL
-#define TIME_PROC ((long (*)(void *)) Pt_Time)
-#define TIME_INFO NULL
-#define TIME_START Pt_Start(1, 0, 0) /* timer started w/millisecond accuracy */
-
-#define STRING_MAX 80 /* used for console input */
-
-long latency = 0;
-
-/* crash the program to test whether midi ports are closed */
-/**/
-void doSomethingReallyStupid() {
- int * tmp = NULL;
- *tmp = 5;
-}
-
-
-/* exit the program without any explicit cleanup */
-/**/
-void doSomethingStupid() {
- assert(0);
-}
-
-
-/* read a number from console */
-/**/
-int get_number(char *prompt)
-{
- char line[STRING_MAX];
- int n = 0, i;
- printf(prompt);
- while (n != 1) {
- n = scanf("%d", &i);
- fgets(line, STRING_MAX, stdin);
-
- }
- return i;
-}
-
-
-/*
- * the somethingStupid parameter can be set to simulate a program crash.
- * We want PortMidi to close Midi ports automatically in the event of a
- * crash because Windows does not (and this may cause an OS crash)
- */
-void main_test_input(unsigned int somethingStupid) {
- PmStream * midi;
- PmError status, length;
- PmEvent buffer[1];
- int num = 10;
- int i = get_number("Type input number: ");
- /* It is recommended to start timer before Midi; otherwise, PortMidi may
- start the timer with its (default) parameters
- */
- TIME_START;
-
- /* open input device */
- Pm_OpenInput(&midi,
- i,
- DRIVER_INFO,
- INPUT_BUFFER_SIZE,
- TIME_PROC,
- TIME_INFO);
-
- printf("Midi Input opened. Reading %d Midi messages...\n",num);
- Pm_SetFilter(midi, PM_FILT_ACTIVE | PM_FILT_CLOCK);
- /* empty the buffer after setting filter, just in case anything
- got through */
- while (Pm_Poll(midi)) {
- Pm_Read(midi, buffer, 1);
- }
- /* now start paying attention to messages */
- i = 0; /* count messages as they arrive */
- while (i < num) {
- status = Pm_Poll(midi);
- if (status == TRUE) {
- length = Pm_Read(midi,buffer, 1);
- if (length > 0) {
- printf("Got message %d: time %ld, %2lx %2lx %2lx\n",
- i,
- buffer[0].timestamp,
- Pm_MessageStatus(buffer[0].message),
- Pm_MessageData1(buffer[0].message),
- Pm_MessageData2(buffer[0].message));
- i++;
- } else {
- assert(0);
- }
- }
- /* simulate crash if somethingStupid is 1 or 2 */
- if ((i > (num/2)) && (somethingStupid == 1)) {
- doSomethingStupid();
- } else if ((i > (num/2)) && (somethingStupid == 2)) {
- doSomethingReallyStupid();
- }
- }
-
- /* close device (this not explicitly needed in most implementations) */
- printf("ready to close...");
-
- Pm_Close(midi);
- printf("done closing...");
-}
-
-
-
-void main_test_output() {
- PmStream * midi;
- char line[80];
- long off_time;
- int chord[] = { 60, 67, 76, 83, 90 };
- #define chord_size 5
- PmEvent buffer[chord_size];
- PmTimestamp timestamp;
-
- /* determine which output device to use */
- int i = get_number("Type output number: ");
-
- /* It is recommended to start timer before PortMidi */
- TIME_START;
-
- /* open output device -- since PortMidi avoids opening a timer
- when latency is zero, we will pass in a NULL timer pointer
- for that case. If PortMidi tries to access the time_proc,
- we will crash, so this test will tell us something. */
- Pm_OpenOutput(&midi,
- i,
- DRIVER_INFO,
- OUTPUT_BUFFER_SIZE,
- (latency == 0 ? NULL : TIME_PROC),
- (latency == 0 ? NULL : TIME_INFO),
- latency);
- printf("Midi Output opened with %ld ms latency.\n", latency);
-
- /* output note on/off w/latency offset; hold until user prompts */
- printf("ready to send program 1 change... (type RETURN):");
- fgets(line, STRING_MAX, stdin);
- /* if we were writing midi for immediate output, we could always use
- timestamps of zero, but since we may be writing with latency, we
- will explicitly set the timestamp to "now" by getting the time.
- The source of timestamps should always correspond to the TIME_PROC
- and TIME_INFO parameters used in Pm_OpenOutput(). */
- buffer[0].timestamp = TIME_PROC(TIME_INFO);
- buffer[0].message = Pm_Message(0xC0, 0, 0);
- Pm_Write(midi, buffer, 1);
-
- printf("ready to note-on... (type RETURN):");
- fgets(line, STRING_MAX, stdin);
- buffer[0].timestamp = TIME_PROC(TIME_INFO);
- buffer[0].message = Pm_Message(0x90, 60, 100);
- Pm_Write(midi, buffer, 1);
- printf("ready to note-off... (type RETURN):");
- fgets(line, STRING_MAX, stdin);
- buffer[0].timestamp = TIME_PROC(TIME_INFO);
- buffer[0].message = Pm_Message(0x90, 60, 0);
- Pm_Write(midi, buffer, 1);
-
- /* output short note on/off w/latency offset; hold until user prompts */
- printf("ready to note-on (short form)... (type RETURN):");
- fgets(line, STRING_MAX, stdin);
- Pm_WriteShort(midi, TIME_PROC(TIME_INFO),
- Pm_Message(0x90, 60, 100));
- printf("ready to note-off (short form)... (type RETURN):");
- fgets(line, STRING_MAX, stdin);
- Pm_WriteShort(midi, TIME_PROC(TIME_INFO),
- Pm_Message(0x90, 60, 0));
-
- /* output several note on/offs to test timing.
- Should be 1s between notes */
- printf("chord will arpeggiate if latency > 0\n");
- printf("ready to chord-on/chord-off... (type RETURN):");
- fgets(line, STRING_MAX, stdin);
- timestamp = TIME_PROC(TIME_INFO);
- for (i = 0; i < chord_size; i++) {
- buffer[i].timestamp = timestamp + 1000 * i;
- buffer[i].message = Pm_Message(0x90, chord[i], 100);
- }
- Pm_Write(midi, buffer, chord_size);
-
- off_time = timestamp + 1000 + chord_size * 1000;
- while (TIME_PROC(TIME_INFO) < off_time)
- /* busy wait */;
- for (i = 0; i < chord_size; i++) {
- buffer[i].timestamp = timestamp + 1000 * i;
- buffer[i].message = Pm_Message(0x90, chord[i], 0);
- }
- Pm_Write(midi, buffer, chord_size);
-
- /* close device (this not explicitly needed in most implementations) */
- printf("ready to close and terminate... (type RETURN):");
- fgets(line, STRING_MAX, stdin);
-
- Pm_Close(midi);
- Pm_Terminate();
- printf("done closing and terminating...\n");
-}
-
-
-void main_test_both()
-{
- int i = 0;
- int in, out;
- PmStream * midi, * midiOut;
- PmEvent buffer[1];
- PmError status, length;
- int num = 10;
-
- in = get_number("Type input number: ");
- out = get_number("Type output number: ");
-
- /* In is recommended to start timer before PortMidi */
- TIME_START;
-
- Pm_OpenOutput(&midiOut,
- out,
- DRIVER_INFO,
- OUTPUT_BUFFER_SIZE,
- TIME_PROC,
- TIME_INFO,
- latency);
- printf("Midi Output opened with %ld ms latency.\n", latency);
- /* open input device */
- Pm_OpenInput(&midi,
- in,
- DRIVER_INFO,
- INPUT_BUFFER_SIZE,
- TIME_PROC,
- TIME_INFO);
- printf("Midi Input opened. Reading %d Midi messages...\n",num);
- Pm_SetFilter(midi, PM_FILT_ACTIVE | PM_FILT_CLOCK);
- /* empty the buffer after setting filter, just in case anything
- got through */
- while (Pm_Poll(midi)) {
- Pm_Read(midi, buffer, 1);
- }
- i = 0;
- while (i < num) {
- status = Pm_Poll(midi);
- if (status == TRUE) {
- length = Pm_Read(midi,buffer,1);
- if (length > 0) {
- Pm_Write(midiOut, buffer, 1);
- printf("Got message %d: time %ld, %2lx %2lx %2lx\n",
- i,
- buffer[0].timestamp,
- Pm_MessageStatus(buffer[0].message),
- Pm_MessageData1(buffer[0].message),
- Pm_MessageData2(buffer[0].message));
- i++;
- } else {
- assert(0);
- }
- }
- }
-
- /* since close device should not needed, lets get
- rid of it just to make sure program exit closes MIDI devices */
- /* Pm_Close(midi);
- Pm_Close(midiOut);
- Pm_Terminate(); */
-}
-
-
-/* main_test_stream exercises windows winmm API's stream mode */
-/* The winmm stream mode is used for latency>0, and sends
- timestamped messages. The timestamps are relative (delta)
- times, whereas PortMidi times are absolute. Since peculiar
- things happen when messages are not always sent in advance,
- this function allows us to exercise the system and test it.
- */
-void main_test_stream() {
- PmStream * midi;
- char line[80];
- PmEvent buffer[16];
-
- /* determine which output device to use */
- int i = get_number("Type output number: ");
-
- latency = 500; /* ignore LATENCY for this test and
- fix the latency at 500ms */
-
- /* It is recommended to start timer before PortMidi */
- TIME_START;
-
- /* open output device */
- Pm_OpenOutput(&midi,
- i,
- DRIVER_INFO,
- OUTPUT_BUFFER_SIZE,
- TIME_PROC,
- TIME_INFO,
- latency);
- printf("Midi Output opened with %ld ms latency.\n", latency);
-
- /* output note on/off w/latency offset; hold until user prompts */
- printf("ready to send output... (type RETURN):");
- fgets(line, STRING_MAX, stdin);
-
- /* if we were writing midi for immediate output, we could always use
- timestamps of zero, but since we may be writing with latency, we
- will explicitly set the timestamp to "now" by getting the time.
- The source of timestamps should always correspond to the TIME_PROC
- and TIME_INFO parameters used in Pm_OpenOutput(). */
- buffer[0].timestamp = TIME_PROC(TIME_INFO);
- buffer[0].message = Pm_Message(0xC0, 0, 0);
- buffer[1].timestamp = buffer[0].timestamp;
- buffer[1].message = Pm_Message(0x90, 60, 100);
- buffer[2].timestamp = buffer[0].timestamp + 1000;
- buffer[2].message = Pm_Message(0x90, 62, 100);
- buffer[3].timestamp = buffer[0].timestamp + 2000;
- buffer[3].message = Pm_Message(0x90, 64, 100);
- buffer[4].timestamp = buffer[0].timestamp + 3000;
- buffer[4].message = Pm_Message(0x90, 66, 100);
- buffer[5].timestamp = buffer[0].timestamp + 4000;
- buffer[5].message = Pm_Message(0x90, 60, 0);
- buffer[6].timestamp = buffer[0].timestamp + 4000;
- buffer[6].message = Pm_Message(0x90, 62, 0);
- buffer[7].timestamp = buffer[0].timestamp + 4000;
- buffer[7].message = Pm_Message(0x90, 64, 0);
- buffer[8].timestamp = buffer[0].timestamp + 4000;
- buffer[8].message = Pm_Message(0x90, 66, 0);
-
- Pm_Write(midi, buffer, 9);
-#ifdef SEND8
- /* Now, we're ready for the real test.
- Play 4 notes at now, now+500, now+1000, and now+1500
- Then wait until now+2000.
- Play 4 more notes as before.
- We should hear 8 evenly spaced notes. */
- now = TIME_PROC(TIME_INFO);
- for (i = 0; i < 4; i++) {
- buffer[i * 2].timestamp = now + (i * 500);
- buffer[i * 2].message = Pm_Message(0x90, 60, 100);
- buffer[i * 2 + 1].timestamp = now + 250 + (i * 500);
- buffer[i * 2 + 1].message = Pm_Message(0x90, 60, 0);
- }
- Pm_Write(midi, buffer, 8);
-
- while (Pt_Time() < now + 2500)
- /* busy wait */;
- /* now we are 500 ms behind schedule, but since the latency
- is 500, the delay should not be audible */
- now += 2000;
- for (i = 0; i < 4; i++) {
- buffer[i * 2].timestamp = now + (i * 500);
- buffer[i * 2].message = Pm_Message(0x90, 60, 100);
- buffer[i * 2 + 1].timestamp = now + 250 + (i * 500);
- buffer[i * 2 + 1].message = Pm_Message(0x90, 60, 0);
- }
- Pm_Write(midi, buffer, 8);
-#endif
- /* close device (this not explicitly needed in most implementations) */
- printf("ready to close and terminate... (type RETURN):");
- fgets(line, STRING_MAX, stdin);
-
- Pm_Close(midi);
- Pm_Terminate();
- printf("done closing and terminating...\n");
-}
-
-
-void show_usage()
-{
- printf("Usage: test [-h] [-l latency-in-ms]\n");
- exit(0);
-}
-
-int main(int argc, char *argv[])
-{
- int i = 0, n = 0;
- char line[STRING_MAX];
- int test_input = 0, test_output = 0, test_both = 0, somethingStupid = 0;
- int stream_test = 0;
- int latency_valid = FALSE;
-
- for (i = 1; i < argc; i++) {
- if (strcmp(argv[i], "-h") == 0) {
- show_usage();
- } else if (strcmp(argv[i], "-l") == 0 && (i + 1 < argc)) {
- i = i + 1;
- latency = atoi(argv[i]);
- printf("Latency will be %ld\n", latency);
- latency_valid = TRUE;
- } else {
- show_usage();
- }
- }
-
- while (!latency_valid) {
- printf("Latency in ms: ");
- if (scanf("%ld", &latency) == 1) {
- latency_valid = TRUE;
- }
- }
-
- /* determine what type of test to run */
- printf("begin portMidi test...\n");
- printf("%s%s%s%s%s",
- "enter your choice...\n 1: test input\n",
- " 2: test input (fail w/assert)\n",
- " 3: test input (fail w/NULL assign)\n",
- " 4: test output\n 5: test both\n",
- " 6: stream test\n");
- while (n != 1) {
- n = scanf("%d", &i);
- fgets(line, STRING_MAX, stdin);
- switch(i) {
- case 1:
- test_input = 1;
- break;
- case 2:
- test_input = 1;
- somethingStupid = 1;
- break;
- case 3:
- test_input = 1;
- somethingStupid = 2;
- break;
- case 4:
- test_output = 1;
- break;
- case 5:
- test_both = 1;
- break;
- case 6:
- stream_test = 1;
- break;
- default:
- printf("got %d (invalid input)\n", n);
- break;
- }
- }
-
- /* list device information */
- for (i = 0; i < Pm_CountDevices(); i++) {
- const PmDeviceInfo *info = Pm_GetDeviceInfo(i);
- if (((test_input | test_both) & info->input) |
- ((test_output | test_both | stream_test) & info->output)) {
- printf("%d: %s, %s", i, info->interf, info->name);
- if (info->input) printf(" (input)");
- if (info->output) printf(" (output)");
- printf("\n");
- }
- }
-
- /* run test */
- if (stream_test) {
- main_test_stream();
- } else if (test_input) {
- main_test_input(somethingStupid);
- } else if (test_output) {
- main_test_output();
- } else if (test_both) {
- main_test_both();
- }
-
- printf("finished portMidi test...type ENTER to quit...");
- fgets(line, STRING_MAX, stdin);
- return 0;
-}
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